(19)
(11) EP 3 894 461 A1

(12)

(43) Date of publication:
20.10.2021 Bulletin 2021/42

(21) Application number: 19836325.1

(22) Date of filing: 12.12.2019
(51) International Patent Classification (IPC): 
C08G 63/199(2006.01)
(52) Cooperative Patent Classification (CPC):
C08G 63/199; Y02E 10/50
(86) International application number:
PCT/US2019/065923
(87) International publication number:
WO 2020/123775 (18.06.2020 Gazette 2020/25)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 13.12.2018 US 201816219085

(71) Applicant: Eastman Chemical Company
Kingsport, TN 37660 (US)

(72) Inventors:
  • PORTER, David, Scott
    Blountville, TN 37617 (US)
  • LI, Wentao
    Kingsport, TN 37664 (US)
  • GOETZ, Sarah, Exley
    Kingsport, TN 37660 (US)
  • PRESSLEY, Aireal, Denise
    Kingsport, TN 37664 (US)
  • DESAI, Amit, Vasant
    Houston, TX 77077 (US)
  • HU, Yue, Rachel
    Sunnyvale, CA 94085 (US)
  • ADAMS, Steven, J.
    Gray, TN 37615 (US)

(74) Representative: Ricker, Mathias 
Wallinger Ricker Schlotter Tostmann Patent- und Rechtsanwälte Partnerschaft mbB Zweibrückenstrasse 5-7
80331 München
80331 München (DE)

   


(54) POLYESTERS WITH SPECIFIED CRYSTALLIZATION HALF-TIMES